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v3.19.2

Long-Term Debt (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 29, 2019 | Mar. 30, 2019 | Jun. 30, 2018 | Jun. 29, 2019 | Jun. 30, 2018 | Dec. 31, 2018
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line of credit facility, decrease in commitment fee |  |  |  | 0.05% |  |
Debt Instruments [Abstract] |  |  |  |  |  |
Credit facility | $ 28,000 |  |  | $ 28,000 |  | $ 0
Deferred financing costs | (18,486) |  |  | (18,486) |  | (14,968)
Long-term debt | 519,863 |  |  | 519,863 |  | 494,509
Less current portion | 0 |  |  | 0 |  | 0
Long-term debt, less current portion | 519,863 |  |  | 519,863 |  | 494,509
Interest expense [Abstract] |  |  |  |  |  |
Contractual coupon interest | 3,494 |  | $ 3,405 | 7,017 | $ 6,640 |
Non-cash amortization of debt discount | 3,495 |  | 1,655 | 6,985 | 2,964 |
Non-cash amortization of deferred financing costs | 456 |  | 190 | 912 | 237 |
Non-cash change in value of derivative liability | (4) |  | (156) | (22) | 5 |
Total interest expense related to the debentures | 7,441 |  | 5,094 | 14,892 | 9,846 |
Allocated liability component of repurchased debt |  | $ 7,311 |  |  |  |
Allocated equity component of repurchased debt |  | 15,384 |  |  |  |
Loss on extinguishment of debt, including the write-off of portion of unamortized debt issuance costs | 0 | (1,307) | $ (17,309) | (1,307) | (17,309) |
Convertible Senior Notes, Due 2025 [Member] |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |
Convertible debt | $ 502,071 |  |  | $ 502,071 |  | 495,203
Issuance date |  |  |  | Jun. 12, 2018 |  |
Debt maturity date |  |  |  | Jun. 15, 2025 |  |
Cash coupon rate | 2.25% |  |  | 2.25% |  |
Nonconvertible debt borrowing rate at issuance | 5.50% |  |  | 5.50% |  |
Effective conversion rate |  |  |  | 31.7738 |  |
Effective conversion price (in dollars per share) | $ 31.47 |  |  | $ 31.47 |  |
130% of the conversion price (in dollars per share) |  |  | $ 40.94 | $ 40.91 |  |
Debt instrument percentage of conversion price |  |  |  | 130.00% |  |
Debt instrument percentage of sales price of common stock | 98.00% |  |  | 98.00% |  |
Maximum threshold of quarterly cash dividends per share of common stock for not adjusting conversion rate of convertible notes |  |  |  | $ 0.085 |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | $ 600,000 |  |  | $ 600,000 |  |
Interest expense [Abstract] |  |  |  |  |  |
Contractual coupon interest | 3,375 |  | $ 713 | 6,750 | 713 |
Non-cash amortization of debt discount | 3,442 |  | 556 | 6,868 | 556 |
Non-cash amortization of deferred financing costs | 454 |  | 151 | 908 | 151 |
Non-cash change in value of derivative liability | 0 |  | 0 | 0 | 0 |
Total interest expense related to the debentures | 7,271 |  | 1,420 | 14,526 | 1,420 |
Convertible Senior Debentures, Due 2040 [Member] |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |
Convertible debt | $ 146 |  |  | $ 146 |  | 539
Issuance date |  |  |  | Nov. 09, 2010 |  |
Debt maturity date |  |  |  | Nov. 15, 2040 |  |
Cash coupon rate | 2.25% |  |  | 2.25% |  |
Nonconvertible debt borrowing rate at issuance | 8.00% |  |  | 8.00% |  |
Effective conversion rate |  |  |  | 79.1822 |  |
Effective conversion price (in dollars per share) | $ 12.63 |  |  | $ 12.63 |  |
130% of the conversion price (in dollars per share) |  |  |  | $ 16.42 |  |
Convertible senior debentures call date |  |  |  | Nov. 20, 2020 |  |
Conversion period before maturity date |  |  |  | 3 months |  |
Debt instrument percentage of conversion price |  |  |  | 130.00% |  |
Debt instrument percentage of sales price of common stock | 98.00% |  |  | 98.00% |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | $ 350 |  |  | $ 350 |  |
Interest expense [Abstract] |  |  |  |  |  |
Principal amount of repurchased debt |  | 960 |  |  |  |
Net carrying value of repurchased debt |  | 396 |  |  |  |
Convertible Senior Debentures, Due 2041 [Member] |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |
Convertible debt | $ 8,132 |  |  | $ 8,132 |  | 12,812
Issuance date |  |  |  | May 13, 2011 |  |
Debt maturity date |  |  |  | May 15, 2041 |  |
Cash coupon rate | 2.25% |  |  | 2.25% |  |
Nonconvertible debt borrowing rate at issuance | 8.375% |  |  | 8.375% |  |
Effective conversion rate |  |  |  | 57.7830 |  |
Effective conversion price (in dollars per share) | $ 17.31 |  |  | $ 17.31 |  |
130% of the conversion price (in dollars per share) |  |  |  | $ 22.50 |  |
Convertible senior debentures call date |  |  |  | May 20, 2021 |  |
Conversion period before maturity date |  |  |  | 3 months |  |
Debt instrument percentage of conversion price |  |  |  | 130.00% |  |
Debt instrument percentage of sales price of common stock | 98.00% |  |  | 98.00% |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | $ 20,790 |  |  | $ 20,790 |  |
Interest expense [Abstract] |  |  |  |  |  |
Principal amount of repurchased debt |  | 12,288 |  |  |  |
Net carrying value of repurchased debt |  | 4,770 |  |  |  |
Convertible Senior Debentures, Due 2042 [Member] |  |  |  |  |  |
Debt Instruments [Abstract] |  |  |  |  |  |
Convertible debt | 0 |  |  | 0 |  | 923
Interest expense [Abstract] |  |  |  |  |  |
Principal amount of repurchased debt |  | 2,168 |  |  |  |
Net carrying value of repurchased debt |  | 924 |  |  |  |
Convertible Senior Debentures [Member] |  |  |  |  |  |
Interest expense [Abstract] |  |  |  |  |  |
Contractual coupon interest | 119 |  | 2,692 | 267 | 5,927 |
Non-cash amortization of debt discount | 53 |  | 1,099 | 117 | 2,408 |
Non-cash amortization of deferred financing costs | 2 |  | 39 | 4 | 86 |
Non-cash change in value of derivative liability | (4) |  | (156) | (22) | 5 |
Total interest expense related to the debentures | $ 170 |  | $ 3,674 | $ 366 | $ 8,426 |
Purchase price of extinguished debt |  | $ 22,695 |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Basis spread on variable rate |  |  |  | 1.50% |  |
Commitment fees |  |  |  | 0.25% |  |
Incremental revolving commitments |  |  |  | $ 300,000 |  |
Line of credit facility, commitment fee percentage |  |  |  | 0.25% |  |
Line of credit facility, expiration date |  |  |  | Jun. 05, 2024 |  |
Line of credit facility, initiation date | Jun. 05, 2019 |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 750,000 |  |  | $ 750,000 |  |
Restricted payments (annual limit) | 100,000 |  |  | 100,000 |  |
Restricted payments (total limit) | 300,000 |  |  | 300,000 |  |
Restricted payments (rollover limit) | 25,000 |  |  | $ 25,000 |  |
Restricted payments pro form ratio |  |  |  | 2.50 |  |
Investments pro forma ratio |  |  |  | 2.75 |  |
Event of default - judgment limit | 50,000 |  |  | $ 50,000 |  |
Previous Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line of credit facility, expiration date |  |  |  | Dec. 10, 2020 |  |
Line of credit facility, maximum borrowing capacity | 640,000 |  |  | $ 640,000 |  |
Convertible Debt [Member] |  |  |  |  |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | 621,140 |  |  | 621,140 |  | 636,556
Unamortized discount | (110,811) |  |  | (110,811) |  | (127,149)
Embedded derivative | 20 |  |  | 20 |  | 70
Carrying value of liability component | 510,349 |  |  | 510,349 |  | 509,477
Equity component - net carrying value | 94,029 |  |  | 94,029 |  | 100,354
Convertible Debt [Member] | Convertible Senior Notes, Due 2025 [Member] |  |  |  |  |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | 600,000 |  |  | 600,000 |  | 600,000
Unamortized discount | (97,929) |  |  | (97,929) |  | (104,797)
Embedded derivative | 0 |  |  | 0 |  | 0
Carrying value of liability component | 502,071 |  |  | 502,071 |  | 495,203
Equity component - net carrying value | 85,262 |  |  | 85,262 |  | 85,262
Convertible Debt [Member] | Convertible Senior Debentures [Member] |  |  |  |  |  |
Liability and equity components of convertible debentures [Abstract] |  |  |  |  |  |
Principal amount of debt | 21,140 |  |  | 21,140 |  | 36,556
Unamortized discount | (12,882) |  |  | (12,882) |  | (22,352)
Embedded derivative | 20 |  |  | 20 |  | 70
Carrying value of liability component | 8,278 |  |  | 8,278 |  | 14,274
Equity component - net carrying value | $ 8,767 |  |  | $ 8,767 |  | $ 15,092

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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Represents the portion of interest incurred in the period on debt arrangements that was charged against earnings, excluding amortization of debt discount (premium) and financing costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph 8 -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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